HCU usb write failed
 

Hello team, check it error please:

11/09/2021 06:22:17 p.m.
HCU Client v1.0.0.0378
Account: 01325252

Before operation turn phone to TestPoint mode:
Turn off phone, then short TestPoint on phone pcb
and plug USB cable
Wait for device "HUAWEI USB COM 1.0" in Ports


Read phone info
2021-09-11 18:22:17.064 Selected Cpu/Bootloader - Kirin659_Hi6250_T0_A8.0_V2
2021-09-11 18:22:17.068 Connecting to server...
2021-09-11 18:22:17.553 Connected!
2021-09-11 18:22:18.724 HUAWEI device in Test Point mode Not found!
2021-09-11 18:22:24.896 Found device in fastboot mode!
2021-09-11 18:22:24.899 Unlocking bootloader...
2021-09-11 18:22:24.901 Reading Certify data...
2021-09-11 18:22:37.026 Reading info...
2021-09-11 18:23:01.312 USB Write failed

Fastboot provided info:
SN: LDG4C18303015663
2021-09-11 18:23:01.318 USB Write failed


Help Please

Please add screenshot of device manager while phone is in testpoint mode.

HCU Client v1.0.0.0382
Account: 01xxxxx0

Before operation turn phone to TestPoint mode:
Turn off phone, then short TestPoint on phone pcb
and plug USB cable
Wait for device "HUAWEI USB COM 1.0" in Ports


Read phone info
2022-07-27 22:43:43.703 Selected Cpu/Bootloader - Kirin710_P1_V2
2022-07-27 22:43:43.709 Connecting to server...
2022-07-27 22:43:44.171 Connected!
2022-07-27 22:43:45.349 Find device COM37, handle 11544
BOOTLOADER selected to update:Kirin710_P1_V2
downloading file Kirin710_P1_V2_0.dtwork...
downloading file Kirin710_P1_V2_2.dtwork...
downloading file Kirin710_P1_V2_3.dtwork...
downloading file Kirin710_P1_V2_4.dtwork...
downloading file Kirin710_P1_V2_6.dtwork...
2022-07-27 22:46:00.991 Waiting for device REMOVAL/INSERTION...
2022-07-27 22:46:05.256 Device ready!
2022-07-27 22:46:05.275 Connecting to server...
2022-07-27 22:46:05.874 Connected!
2022-07-27 22:46:25.618 Found device in fastboot mode!
2022-07-27 22:46:25.625 Unlocking bootloader...
2022-07-27 22:46:25.631 Reading Certify data...
2022-07-27 22:47:02.767 Reading info...
2022-07-27 22:48:17.063 USB Write failed

Fastboot provided info:
SN: 85L4C20110004565
2022-07-27 22:48:17.083 USB Write failed

What phone model it is, what android does it run, and how does the phone appear in the device manager? Please add a screenshot of it.